Network (ping, ssh) not woring with lxc

Hello, maybe someone can help, i installed on a new debian box lxc but the network is not working.
The >brctl show; ip add< at the end is from another configuration, because i can’t ssh to the box with the settings for lxc.

$ tail -n 1000 interfaces.new

source /etc/network/interfaces.d/*

auto lo
iface lo inet loopback
iface lo inet6 loopback

auto enp5s0
iface enp5s0 inet manual
iface enp5s0 inet6 manual

auto br0
iface br0 inet static
address 1xx.xx.xx.117
netmast 255.255.255.224
gateway 1xx.xx.xx.101
bridge_ports 0 enp5s0
bridge_fd 0
bridge_maxwait 0
up route add -net 1xx.xx.xx.117 netmask 255.255.255.224 gw 1xx.xx.xx.101 dev br0

ifacce br0 inet6 static
address 2axx:xxx:xxx:xxxx::x
netmask 64
gateway fe80::1


$ tail -n 50 default.conf

lxc.net.0.type = veth
lxc.net.0.link = br0
lxc.net.0.flags = up
lxc.apparmor.profile = generated
lxc.apparmor.allow_nesting = 1


$ tail -n 50 lxc-usernet
user veth lxcbr0 10


$ brctl show; ip add
-bash: brctl: command not found
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: enp5s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
link/ether 54:xx:axx:xx:xx:xx brd ff:ff:ff:ff:ff:ff
inet 176.xx.xx.101/27 brd 1xx.xx.xx.127 scope global enp5s0
valid_lft forever preferred_lft forever
inet6 2axx:xxx:xxx:xxxx::x/64 scope global
valid_lft forever preferred_lft forever
inet6 fe80::5604:xxxx:xxxx:xx/64 scope link
valid_lft forever preferred_lft forever
3: virbr0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default qlen 1000
link/ether 52:xx:xx:xx:xx:xx brd ff:ff:ff:ff:ff:ff
inet 192.168.122.1/24 brd 192.168.122.255 scope global virbr0
valid_lft forever preferred_lft forever
4: virbr0-nic: <BROADCAST,MULTICAST> mtu 1500 qdisc pfifo_fast master virbr0 state DOWN group default qlen 1000
link/ether 52:xx:xx:xx:xx:xx brd ff:ff:ff:ff:ff:ff

Thanks!